Cryotherapy

Has anyone used Cryotherapy to treat Fibro? If so, what are your experiences?

There are articles here:

http://www.prohealth.com/library/showarticle.cfm?libid=18048

http://www.emaxhealth.com/12410/cryotherapy-treatment-used-fibromyalgia-sufferers

http://www.cryotherapykilleen.com/fibromyalgia.html

There is a new business in town that specializes in it and I was wondering about it. But, as always, I would like to hear from someone used it. :)